ISRC FR46Y0331704
Verified recording
FR46Y0331704 is “Sonata for Piano and Violin No. 2 in A Minor, Op. Posth. 137, D. 385: I. Allegro moderato” by Franz Schubert,
registered on the CopyrightChains blockchain with CopyrightID
0x35f3068bf5b6ca550f1a753de130c9db700521d973b5cec420a1ae19992f2144 and independently timestamped
in Bitcoin block 960441 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR46Y0331704.
Recording identifiers
- ISRC
- FR46Y0331704
- Title
- Sonata for Piano and Violin No. 2 in A Minor, Op. Posth. 137, D. 385: I. Allegro moderato
- Artist
- Franz Schubert
- CopyrightID (CopyrightChains transaction hash)
0x35f3068bf5b6ca550f1a753de130c9db700521d973b5cec420a1ae19992f2144
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T17:29:52+00:00
- Bitcoin block
- 960441
- Canonical record hash
sha256:2e0575d836e680e6ea0bc0a0a8f19543c0b5d18dc27bbc8f38ab1ee6dbe72fed- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR46Y0331704
- Bitcoin block existence check
- https://blockstream.info/api/block/960441
Full record
Track page: Sonata for Piano and Violin No. 2 in A Minor, Op. Posth. 137, D. 385: I. Allegro moderato · Machine-readable JSON-LD